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IS25WP256D-JLLE

256Mbit SPI NOR Flash, 1.8V, QPI/QSPI, 104MHz, DTR, WSON-8 6x8mm, -40 to 105C

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Pieza del fabricante：

IS25WP256D-JLLE

Paquete：

8-WSON (6.0 x 8.0 x 0.73 mm, exposed pad)

Marca：
Categorías de productos：
Compromiso de calidad
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Manual del producto
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Descripción

Productos

The IS25WP256D-JLLE is a ISSI product designed for electronic applications. It features compact design with reliable performance characteristics suitable for various industrial and consumer applications.

Especificaciones

Tipo de memoria SPI NOR Flash
Densidad 256Mbit (32MB)
Organization 32M x 8
Interface SPI / Dual I/O / Quad I/O / QPI / DTR
Max Clock Frequency (Single/Dual/Quad) 133 MHz (at 1.65-1.95V)
Max Clock Frequency (QPI) 133 MHz
DTR Mode Clock 80 MHz (equivalent 664 Mbps)
Tensión de alimentación 1.65V to 1.95V (1.8V Typ)
Active Read Current 7.5 mA (Typ)
Standby Current 10 uA (Typ)
Deep Power Down 1 uA (Typ)
Page Size 256 bytes
Sector/Block Size 4KB / 32KB / 64KB uniform
Program/Erase Cycles 100,000
Data Retention 20 Years
Addressing Mode 3-byte or 4-byte
Temperatura de funcionamiento -40 C to +105 C (Extended)
Paquete 8-WSON (6.0 x 8.0 mm, exposed pad)
Security 4x256B OTP, 128-bit Unique ID, Advanced Sector Protection

Características

256Mbit SPI NOR Flash with 1.8V supply; Supports Standard/Dual/Quad SPI, QPI, and DTR modes; 133MHz clock in Quad I/O; 80MHz DTR for 664 Mbps throughput; 3-byte and 4-byte addressing modes; QPI mode with 2-cycle instruction for reduced overhead; Uniform 4KB/32KB/64KB sector/block erase; Program/Erase Suspend and Resume; AutoBoot operation for rapid startup; Configurable drive strength and dummy cycles; 4×256-byte dedicated OTP security area; 128-bit unique ID per device; Advanced sector/block protection; Power supply lock protection; Deep power down (1uA); SFDP (Serial Flash Discoverable Parameters) support; Extended temperature range to +105C

Aplicaciones

Automotive infotainment and ADAS; Industrial embedded systems; FPGA configuration storage; IoT and connected devices; Smart meters and energy management; Telecom and networking; Data storage and code shadowing; Execute-in-place (XIP) applications

The IS25WP256D-JLLE from ISSI is a 256Mbit (32MB) SPI NOR Flash memory device operating at 1.8V (1.65V to 1.95V), designed for high-performance code and data storage in embedded and automotive applications. The device supports a comprehensive set of SPI interfaces including Standard SPI, Dual I/O, Quad I/O, QPI (Quad Peripheral Interface), and DTR (Double Transfer Rate) modes, achieving up to 664 Mbps equivalent throughput in QPI DTR mode. The 4-byte addressing mode enables access to the full 256Mbit density, while 3-byte mode provides backward compatibility for legacy controllers. The QPI mode reduces instruction overhead to just 2 clock cycles, significantly improving random access performance for XIP (execute-in-place) applications. The JLLE package designation indicates the 8-contact WSON (6x8mm) package with exposed thermal pad, providing excellent thermal performance in a compact footprint. The device features 4KB, 32KB, and 64KB uniform sector/block erase, program/erase suspend and resume for real-time interrupt handling, and AutoBoot for automatic data output after power-on reset. Security features include a 128-bit unique device ID, 4×256-byte OTP (one-time programmable) security areas, and advanced sector/block protection with power supply lock.

The IS25WP256D-JLLE operates through a serial peripheral interface where the host controller communicates by asserting CS# and clocking commands, addresses, and data via the SI, SO, SCK, and WP#/HOLD# pins (which become bidirectional IO0-IO3 in multi-I/O modes). In Standard SPI mode, commands and addresses are sent serially on SI (IO0) and data is returned on SO (IO1). In Quad I/O mode, all four I/O pins are used for both address and data transfer, quadrupling the effective bandwidth. QPI mode goes further by using 4-bit instruction encoding, reducing the command phase from 8 serial clocks to just 2 quad-clock cycles. DTR (Double Transfer Rate) transfers data on both rising and falling edges of SCK, effectively doubling the data rate per pin. The memory array is organized as uniform 4KB sectors that can also be erased in 32KB or 64KB blocks. Programming loads up to 256 bytes into a page buffer before the internal write state machine applies high-voltage pulses to inject charge into the floating gates. The 4-byte addressing mode extends the address space beyond 128Mbit by using 32-bit addresses, essential for accessing the full 256Mbit density. The AutoBoot feature stores a configuration in non-volatile registers that automatically triggers a read sequence after power-on, enabling the MCU to boot directly from the flash without first issuing read commands.

Pin Nombre Tipo Función
1 CS# Entrada Active-low chip select; selects the device for SPI operations
2 SO/IO1 E/S Serial data output in SPI; IO1 in Dual/Quad/QPI modes
3 WP#/IO2 E/S Write protect in SPI; IO2 in Quad/QPI modes
4 VSS Potencia Referencia del suelo
5 SI/IO0 E/S Serial data input in SPI; IO0 in Dual/Quad/QPI modes
6 SCK Entrada Serial clock; controls data transfer timing up to 133MHz
7 HOLD#/IO3 E/S Hold in SPI; IO3 in Quad/QPI modes; RESET# in dedicated option
8 VCC Potencia Power supply (1.65V to 1.95V)
EP Almohadilla expuesta Térmico Thermal pad connected to VSS; solder to PCB for heat dissipation
  • FPGA Configuration: Stores FPGA bitstream with AutoBoot enabling rapid configuration after power-on, and 4-byte addressing for large 256Mbit images.
  • Automotive ADAS: Provides 1.8V SPI NOR Flash for radar and camera ECUs with extended temperature range to +105C and QPI for high-bandwidth code access.
  • IoT and Wearables: Ultra-low 1uA deep power down and 1.8V operation ideal for battery-powered connected devices requiring code storage.
  • Industrial XIP: Enables execute-in-place for industrial MCUs with 664 Mbps QPI DTR throughput eliminating RAM shadowing overhead.
Fabricante Número de pieza Paquete Densidad Notas
ISSI IS25LP256D-JLLE WSON-8 256Mbit 3V version (2.3-3.6V)
ISSI IS25WP256D-MLLE 16-SOIC 256Mbit SOIC package variant
Macronix MX25V25635FMI WSON-8 256Mbit 1.8V pin-compatible alternative
Winbond W25V256JVEIQ WSON-8 256Mbit 1.8V QSPI NOR alternative
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Garantía de calidad

Quality is the core foundation of our long-term global cooperation. With over 20 years of experience in the electronic component industry, Materialparts has built a strict and standardized quality management system covering component sourcing, incoming inspection, full-batch testing, packaging and delivery. We are committed to delivering 100% genuine, high-reliability electronic components for industrial control, automotive electronics, consumer electronics and medical device industries, and fully safeguarding your production and R&D projects.

1. Authorized & Genuine Sourcing Promise

All of our electronic components are procured from official authorized distributors and original manufacturers. We strictly reject counterfeits, refurbished parts, disassembled components and gray-market goods. Every product is guaranteed to be brand-new original parts and fully consistent with the original technical parameters. For branded products such as NXP IC series, we maintain complete supply channel documents to realize full product traceability.

2. Strict Full-batch Quality Inspection

We implement 100% full-batch quality control for all goods before shipment. Our professional QC team conducts multi-dimensional tests including appearance inspection, electrical parameter testing, performance verification and packaging check. Each batch of components is attached with complete inspection reports and batch records. We stick to zero-tolerance standards for defective products to ensure every piece of component meets industrial application requirements.

3. Industry Standard Compliance

Our products comply with a variety of international industry quality standards to adapt to high-standard application scenarios:
  • Electrónica del automóvil: All automotive-grade components pass AEC-Q series certification, featuring excellent stability and durability to adapt to complex vehicle operating environments.
  • Productos sanitarios: High-reliability components meet medical industry safety and compliance regulations, ensuring stable operation for medical equipment.
  • Industrial Control & Consumer Electronics: Products conform to universal international electronic industry standards, suitable for long-term continuous operation of various equipment.

4. Professional Reliability Control

For static-sensitive, moisture-sensitive and precision components such as ICs, PCBs, sensors and connectors, we carry out reliability screening in advance. Combined with standardized ESD anti-static packaging and vacuum moisture-proof packaging, we avoid component damage caused by static electricity, dampness or collision during storage and transportation, and retain the original performance of products.

5. Traceability Management System

We establish a complete product traceability system. Each batch of goods corresponds to independent batch number, sourcing record, inspection record and delivery record. Customers can query the whole lifecycle information of components at any time. This system effectively solves quality risks and facilitates after-sales handling and production quality control for your company.

6. After-sales Quality Guarantee

If any product is confirmed to have non-conformity quality problems due to our reasons after receipt, we provide free return, exchange and supplementary delivery services. Our professional quality team will also conduct root cause analysis to optimize our quality control process. We respond to quality feedback within 24 hours to resolve your worries efficiently.

Póngase en contacto con nosotros

If you have inquiries about our quality standards, inspection procedures or product certification documents, please feel free to contact us:

 

Email: info@materialparts.com
Tel / WhatsApp: +86 13760382860
Address: Room 2919, Guoli Building, Huaqiang North, Futian District, Shenzhen, Guangdong, China

 

Envíos y pagos

Materialparts is a professional global supplier of electronic components with over 20 years of industry experience. We provide one-stop supply of passive components, integrated circuits, as well as parts for industrial control, automotive electronics, consumer electronics and medical devices. Below are the unified shipping and payment policies applicable to all orders, samples and bulk purchases worldwide.

1. Payment Terms

We offer a variety of secure and convenient payment methods to meet diverse business cooperation needs. Details are as follows:
  1. Accepted Payment Methods
  • T/T (Bank Wire Transfer): The primary settlement method for bulk orders and a widely used international payment channel.
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  1. Settlement Currency

     

    US Dollar (USD) is the default settlement currency. RMB is available for domestic customers.

  2. Bank Charges

     

    All transfer fees, intermediary bank charges and other remittance-related expenses shall be borne by the buyer.

  3. Payment Requirements
  • Sample and small orders: Shipment will be arranged upon full payment.
  • In-stock bulk orders: Goods will be delivered within 2 to 3 working days after full payment.

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We partner with leading global logistics providers to ensure safe and fast delivery worldwide. Relevant details are listed below:
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  • Economy Logistics: Air freight and sea freight for large-volume cargo
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  • Out-of-stock or sourced items: The delivery lead time will be confirmed separately according to brand and inventory status.
  1. Estimated Transit Time
  • International Express: 3 – 7 working days globally
  • Air Freight: 7 – 12 working days
  • Sea Freight: 25 – 40 working days for heavy and large bulk cargo
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  • Shipping cost is calculated based on package weight, volume, destination and delivery method.
  • Both freight prepaid and freight collect are available. Please provide your courier account number in advance if you choose freight collect.
  • Free international express delivery is offered for large orders. Terms for long-term partners can be negotiated separately.
  1. Shipment Tracking
     

    Within 24 hours after dispatch, we will send the tracking number, commercial invoice, packing list and other documents to your email or communication account. You may check the shipment status online in real time.

3. General Order Rules & Notes

  1. MOQ & Sample Service

     

    We support flexible minimum order quantities for samples, small-batch and large-batch orders. All sample orders shall comply with the above shipping and payment policies.

  2. Packaging Standard

     

    All electronic components are packed with professional anti-static and shockproof materials. Original factory packaging is available for branded chips and integrated circuits.

4. Customs & Liability Statement

  1. Import Duties & Taxes

     

    All import duties, customs clearance fees and local taxes incurred for international shipments shall be borne by the buyer. We will provide complete customs documents to assist you with clearance procedures.

  2. Handling of Lost or Damaged Goods
  • In case of loss or severe damage during transit, please contact us within 48 hours after receiving the tracking information. We will assist you in filing a claim with the logistics provider.
  • We shall not be liable for any losses caused by incorrect delivery address, wrong contact information or the buyer’s refusal to complete customs clearance.

5. Local Pickup in Shenzhen

Local pickup service is available for customers in Shenzhen and surrounding areas:
  • Address: Room 2919, Guoli Building, Huaqiang North, Futian District, Shenzhen, Guangdong Province, China
  • Business Hours: 09:00 – 18:00, Monday to Friday. Closed on weekends and official public holidays.
  • Notice: Please make an appointment via email or communication tools one day in advance, and present your order information upon pickup.

Contact Information

Email: info@materialparts.com

Tel / WhatsApp: +86 13760382860

Servicio y embalaje

Materialparts is a professional electronic component supplier based in Shenzhen, China, with over 20 years of global trading experience. We integrate component procurement, quality inspection, technical support, customized packaging, and global delivery services to provide one-stop supply chain solutions. Our business covers industrial control, automotive electronics, consumer electronics, medical devices and other industries. We always adhere to genuine sources, stable supply and considerate after-sales service.

Core Services

1. One-stop Sourcing & BOM Support

We specialize in a full range of passive and active electronic components, including SMD resistors, power resistors, connectors, aviation connectors, LED beads, flexible circuit boards, printed circuit boards, and integrated circuits. Our professional team provides BOM list consolidation, component matching, and alternative model recommendation services. We support sample orders, small-batch trial production, and mass production orders with flexible MOQs to meet diverse procurement needs.

2. Genuine Product Guarantee & Full-process Quality Inspection

All products are sourced from official authorized channels and are 100% original genuine parts. Every batch of goods undergoes strict full-process quality inspection before delivery, with complete batch records and traceability documents provided. Our products comply with AEC-Q standards for automotive electronics and high-reliability specifications for medical devices. We eliminate counterfeits, refurbished parts and defective products from the source to secure your project production.

3. Fast Quotation & Order Processing

Our customer service team responds promptly to inquiries and quotation requests. All in-stock orders will be processed within one working day. We provide stocking reservation services for long-term cooperative customers, effectively solving problems such as component shortages and unstable supply chains.

4. Professional Technical Support

Our senior engineer team provides free technical consultation, model selection guidance and original manufacturer datasheets. We assist customers in solving problems related to product R&D, circuit design and component application, providing reliable technical support for project progress.

5. Sourcing for Special Components

Relying on our global supply chain network, we professionally source scarce components, obsolete parts and customized special components to efficiently solve your procurement difficulties.

6. Global Logistics & Document Services

We cooperate with mainstream international logistics providers including DHL, FedEx, UPS and TNT to achieve fast global delivery. We can provide complete export documents such as customs declaration files, commercial invoices and packing lists to ensure smooth customs clearance for international shipments. Local pickup is also available for customers in Shenzhen, China.

Professional Packaging Standards

Electronic components are sensitive to static electricity, collision, moisture and dust. We adopt industry-standard anti-static packaging solutions to fully ensure the integrity of goods during transportation and storage.

1. General Packaging Specifications

  • All components are packed separately to avoid damage caused by friction and collision;
  • Shockproof buffer materials are added for fragile products to ensure transportation safety;
  • Each package is clearly marked with part number, quantity, batch number and specifications for easy inventory counting and management.

2. Classified Professional Packaging

  • Anti-static Packaging: Static-sensitive components such as chips, circuit boards and sensors are packaged with anti-static bags, shielding boxes and conductive foam in strict accordance with international anti-static standards to prevent static damage.
  • Vacuum Moisture-proof Packaging: Moisture-sensitive components are vacuum-sealed with desiccants to isolate humid air, suitable for ocean transportation and long-term storage.
  • Original Factory Packaging: Integrated circuits of brands such as NXP are delivered with original reels, trays or tubes by default, retaining complete original packaging and adapting to automated SMT production lines.
  • Discrete Device Packaging: Discrete devices such as SMD resistors, power resistors and LEDs are quantitatively and classifiedly packaged with accurate quantity and clear marking.
  • Connector / Aviation Connector Packaging: Hard outer packaging is adopted to prevent pin bending and structural deformation.

3. Custom Packaging Services

We provide value-added services including personalized packaging, custom labeling and re-reeling according to customer requirements, fully matching your production and warehouse management standards.

Contact Information

For service consultation or packaging customization, please feel free to contact us:
Email: info@materialparts.com
Tel / WhatsApp: +86 13760382860
Address: Room 2919, Guoli Building, Huaqiang North, Futian District, Shenzhen, Guangdong, China
 

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